Changes imported from Abseil "staging" branch:

- f2c4c517f14afa7a3fac6b35588381462f02dec3 Rollback release of algorithm benchmark. by Alex Strelnikov <strel@google.com>
  - ec8a9569ac36d58a4fff2f9fc851e5a9474d274a Change AllocInspector to ConstructorTracker by Jon Cohen <cohenjon@google.com>
  - 6f94f3d65a29b11c692948d23c0fc530f015cd53 Update WORKSPACE for C++ microbenchmarks and release algo... by Alex Strelnikov <strel@google.com>
  - 79187dd7cec821e47cdd751db71bb23be2b8cef7 Define copy assignment operator for ThrowingAllocator. by Xiaoyi Zhang <zhangxy@google.com>
  - 8bf5e1048dd7788f4bce60376f5c3992f8525d88 Fix incorrect format string used in str_cat_test.cc code,... by Jorg Brown <jorg@google.com>
  - 19c51194e6638f05cbb364c6684f14dc7ed1a323 Fix symbolize_test under sanitizers. by Derek Mauro <dmauro@google.com>
  - d68119cfb845a9d460fc3fd4aae1d2ea7d79ee21 Internal change. by Derek Mauro <dmauro@google.com>
  - 4ca54d336c7a18050c95c6c1a859f2a0530e1cde Internal change. by Shaindel Schwartz <shaindel@google.com>

GitOrigin-RevId: f2c4c517f14afa7a3fac6b35588381462f02dec3
Change-Id: If61a65d65f03b26d6776710040780ddd1c52c4de
This commit is contained in:
Abseil Team 2018-03-26 15:15:40 -07:00 committed by Xiaoyi Zhang
parent 4e2e6c5c00
commit 70b5fa948d
7 changed files with 59 additions and 44 deletions

View file

@ -44,7 +44,7 @@ class ThrowingValueTest : public ::testing::Test {
void SetUp() override { UnsetCountdown(); }
private:
AllocInspector clouseau_;
ConstructorTracker clouseau_;
};
TEST_F(ThrowingValueTest, Throws) {
@ -279,7 +279,7 @@ class ThrowingAllocatorTest : public ::testing::Test {
void SetUp() override { UnsetCountdown(); }
private:
AllocInspector borlu_;
ConstructorTracker borlu_;
};
TEST_F(ThrowingAllocatorTest, MemoryManagement) {
@ -652,22 +652,22 @@ struct Tracked : private exceptions_internal::TrackedObject {
Tracked() : TrackedObject(ABSL_PRETTY_FUNCTION) {}
};
TEST(AllocInspectorTest, Pass) {
AllocInspector javert;
TEST(ConstructorTrackerTest, Pass) {
ConstructorTracker javert;
Tracked t;
}
TEST(AllocInspectorTest, NotDestroyed) {
TEST(ConstructorTrackerTest, NotDestroyed) {
absl::aligned_storage_t<sizeof(Tracked), alignof(Tracked)> storage;
EXPECT_NONFATAL_FAILURE(
{
AllocInspector gadget;
ConstructorTracker gadget;
new (&storage) Tracked;
},
"not destroyed");
}
TEST(AllocInspectorTest, DestroyedTwice) {
TEST(ConstructorTrackerTest, DestroyedTwice) {
EXPECT_NONFATAL_FAILURE(
{
Tracked t;
@ -676,7 +676,7 @@ TEST(AllocInspectorTest, DestroyedTwice) {
"destroyed improperly");
}
TEST(AllocInspectorTest, ConstructedTwice) {
TEST(ConstructorTrackerTest, ConstructedTwice) {
absl::aligned_storage_t<sizeof(Tracked), alignof(Tracked)> storage;
EXPECT_NONFATAL_FAILURE(
{
@ -697,5 +697,12 @@ TEST(ThrowingValueTraitsTest, RelationalOperators) {
EXPECT_TRUE((std::is_convertible<decltype(a >= b), bool>::value));
}
TEST(ThrowingAllocatorTraitsTest, Assignablility) {
EXPECT_TRUE(std::is_move_assignable<ThrowingAllocator<int>>::value);
EXPECT_TRUE(std::is_copy_assignable<ThrowingAllocator<int>>::value);
EXPECT_TRUE(std::is_nothrow_move_assignable<ThrowingAllocator<int>>::value);
EXPECT_TRUE(std::is_nothrow_copy_assignable<ThrowingAllocator<int>>::value);
}
} // namespace
} // namespace absl

View file

@ -37,7 +37,7 @@
namespace absl {
struct InternalAbslNamespaceFinder {};
struct AllocInspector;
struct ConstructorTracker;
// A configuration enum for Throwing*. Operations whose flags are set will
// throw, everything else won't. This isn't meant to be exhaustive, more flags
@ -125,7 +125,7 @@ class TrackedObject {
}
}
friend struct ::absl::AllocInspector;
friend struct ::absl::ConstructorTracker;
};
template <typename Factory>
@ -594,6 +594,8 @@ class ThrowingAllocator : private exceptions_internal::TrackedObject {
const ThrowingAllocator<U, Flags>& other) noexcept
: TrackedObject(ABSL_PRETTY_FUNCTION), dummy_(other.State()) {}
// According to C++11 standard [17.6.3.5], Table 28, the move/copy ctors of
// allocator shall not exit via an exception, thus they are marked noexcept.
ThrowingAllocator(const ThrowingAllocator& other) noexcept
: TrackedObject(ABSL_PRETTY_FUNCTION), dummy_(other.State()) {}
@ -607,6 +609,11 @@ class ThrowingAllocator : private exceptions_internal::TrackedObject {
~ThrowingAllocator() noexcept = default;
ThrowingAllocator& operator=(const ThrowingAllocator& other) noexcept {
dummy_ = other.State();
return *this;
}
template <typename U>
ThrowingAllocator& operator=(
const ThrowingAllocator<U, Flags>& other) noexcept {
@ -704,11 +711,11 @@ int ThrowingAllocator<T, Throws>::next_id_ = 0;
// Inspects the constructions and destructions of anything inheriting from
// TrackedObject. Place this as a member variable in a test fixture to ensure
// that every ThrowingValue was constructed and destroyed correctly. This also
// allows us to safely "leak" TrackedObjects, as AllocInspector will destroy
// allows us to safely "leak" TrackedObjects, as ConstructorTracker will destroy
// everything left over in its destructor.
struct AllocInspector {
AllocInspector() = default;
~AllocInspector() {
struct ConstructorTracker {
ConstructorTracker() = default;
~ConstructorTracker() {
auto& allocs = exceptions_internal::TrackedObject::GetAllocs();
for (const auto& kv : allocs) {
ADD_FAILURE() << "Object at address " << static_cast<void*>(kv.first)
@ -720,7 +727,7 @@ struct AllocInspector {
// Tests for resource leaks by attempting to construct a T using args repeatedly
// until successful, using the countdown method. Side effects can then be
// tested for resource leaks. If an AllocInspector is present in the test
// tested for resource leaks. If a ConstructorTracker is present in the test
// fixture, then this will also test that memory resources are not leaked as
// long as T allocates TrackedObjects.
template <typename T, typename... Args>

View file

@ -70,7 +70,6 @@ cc_test(
":symbolize",
"//absl/base",
"//absl/base:core_headers",
"//absl/base:malloc_extension",
"//absl/memory",
"@com_google_googletest//:gtest",
],

View file

@ -27,7 +27,6 @@
#include "gtest/gtest.h"
#include "absl/base/attributes.h"
#include "absl/base/casts.h"
#include "absl/base/internal/malloc_extension.h"
#include "absl/base/internal/per_thread_tls.h"
#include "absl/base/internal/raw_logging.h"
#include "absl/base/optimization.h"
@ -192,14 +191,13 @@ static const char *SymbolizeStackConsumption(void *pc, int *stack_consumed) {
static int GetStackConsumptionUpperLimit() {
// Symbolize stack consumption should be within 2kB.
const int kStackConsumptionUpperLimit = 2048;
// Account for ASan/TSan instrumentation requiring additional stack space.
size_t multiplier = 0;
if (absl::base_internal::MallocExtension::instance()->GetNumericProperty(
"dynamic_tool.stack_size_multiplier", &multiplier)) {
return kStackConsumptionUpperLimit * multiplier;
}
return kStackConsumptionUpperLimit;
int stack_consumption_upper_limit = 2048;
#if defined(ADDRESS_SANITIZER) || defined(MEMORY_SANITIZER) || \
defined(THREAD_SANITIZER)
// Account for sanitizer instrumentation requiring additional stack space.
stack_consumption_upper_limit *= 5;
#endif
return stack_consumption_upper_limit;
}
TEST(Symbolize, SymbolizeStackConsumption) {

View file

@ -486,7 +486,7 @@ void CheckHexDec32(uint32_t uv) {
if (sizeof(v) == sizeof(&v)) {
auto uintptr = static_cast<uintptr_t>(v);
void* ptr = reinterpret_cast<void*>(uintptr);
CheckHex(ptr, "%llx", "%0*llx", "%*llx");
CheckHex(ptr, "%x", "%0*x", "%*x");
}
}

View file

@ -854,7 +854,7 @@ Time FromChrono(const std::chrono::system_clock::time_point& tp);
// absl::Time t = absl::FromTimeT(123);
// auto tp = absl::ToChronoTime(t);
// // tp == std::chrono::system_clock::from_time_t(123);
std::chrono::system_clock::time_point ToChronoTime(absl::Time);
std::chrono::system_clock::time_point ToChronoTime(Time);
// RFC3339_full
// RFC3339_sec
@ -1070,13 +1070,16 @@ inline bool LoadTimeZone(const std::string& name, TimeZone* tz) {
// Note: If the absolute value of the offset is greater than 24 hours
// you'll get UTC (i.e., no offset) instead.
inline TimeZone FixedTimeZone(int seconds) {
return TimeZone(cctz::fixed_time_zone(std::chrono::seconds(seconds)));
return TimeZone(
cctz::fixed_time_zone(std::chrono::seconds(seconds)));
}
// UTCTimeZone()
//
// Convenience method returning the UTC time zone.
inline TimeZone UTCTimeZone() { return TimeZone(cctz::utc_time_zone()); }
inline TimeZone UTCTimeZone() {
return TimeZone(cctz::utc_time_zone());
}
// LocalTimeZone()
//
@ -1084,7 +1087,9 @@ inline TimeZone UTCTimeZone() { return TimeZone(cctz::utc_time_zone()); }
// no configured local zone. Warning: Be wary of using LocalTimeZone(),
// and particularly so in a server process, as the zone configured for the
// local machine should be irrelevant. Prefer an explicit zone name.
inline TimeZone LocalTimeZone() { return TimeZone(cctz::local_time_zone()); }
inline TimeZone LocalTimeZone() {
return TimeZone(cctz::local_time_zone());
}
// ============================================================================
// Implementation Details Follow
@ -1139,16 +1144,16 @@ constexpr Time FromUnixDuration(Duration d) { return Time(d); }
constexpr Duration ToUnixDuration(Time t) { return t.rep_; }
template <std::intmax_t N>
constexpr absl::Duration FromInt64(int64_t v, std::ratio<1, N>) {
constexpr Duration FromInt64(int64_t v, std::ratio<1, N>) {
static_assert(0 < N && N <= 1000 * 1000 * 1000, "Unsupported ratio");
// Subsecond ratios cannot overflow.
return MakeNormalizedDuration(
v / N, v % N * kTicksPerNanosecond * 1000 * 1000 * 1000 / N);
}
constexpr absl::Duration FromInt64(int64_t v, std::ratio<60>) {
constexpr Duration FromInt64(int64_t v, std::ratio<60>) {
return Minutes(v);
}
constexpr absl::Duration FromInt64(int64_t v, std::ratio<3600>) {
constexpr Duration FromInt64(int64_t v, std::ratio<3600>) {
return Hours(v);
}
@ -1166,41 +1171,40 @@ constexpr auto IsValidRep64(char) -> bool {
// Converts a std::chrono::duration to an absl::Duration.
template <typename Rep, typename Period>
constexpr absl::Duration FromChrono(
const std::chrono::duration<Rep, Period>& d) {
constexpr Duration FromChrono(const std::chrono::duration<Rep, Period>& d) {
static_assert(IsValidRep64<Rep>(0), "duration::rep is invalid");
return FromInt64(int64_t{d.count()}, Period{});
}
template <typename Ratio>
int64_t ToInt64(absl::Duration d, Ratio) {
int64_t ToInt64(Duration d, Ratio) {
// Note: This may be used on MSVC, which may have a system_clock period of
// std::ratio<1, 10 * 1000 * 1000>
return ToInt64Seconds(d * Ratio::den / Ratio::num);
}
// Fastpath implementations for the 6 common duration units.
inline int64_t ToInt64(absl::Duration d, std::nano) {
inline int64_t ToInt64(Duration d, std::nano) {
return ToInt64Nanoseconds(d);
}
inline int64_t ToInt64(absl::Duration d, std::micro) {
inline int64_t ToInt64(Duration d, std::micro) {
return ToInt64Microseconds(d);
}
inline int64_t ToInt64(absl::Duration d, std::milli) {
inline int64_t ToInt64(Duration d, std::milli) {
return ToInt64Milliseconds(d);
}
inline int64_t ToInt64(absl::Duration d, std::ratio<1>) {
inline int64_t ToInt64(Duration d, std::ratio<1>) {
return ToInt64Seconds(d);
}
inline int64_t ToInt64(absl::Duration d, std::ratio<60>) {
inline int64_t ToInt64(Duration d, std::ratio<60>) {
return ToInt64Minutes(d);
}
inline int64_t ToInt64(absl::Duration d, std::ratio<3600>) {
inline int64_t ToInt64(Duration d, std::ratio<3600>) {
return ToInt64Hours(d);
}
// Converts an absl::Duration to a chrono duration of type T.
template <typename T>
T ToChronoDuration(absl::Duration d) {
T ToChronoDuration(Duration d) {
using Rep = typename T::rep;
using Period = typename T::period;
static_assert(IsValidRep64<Rep>(0), "duration::rep is invalid");

View file

@ -75,7 +75,7 @@ namespace {
class AnyExceptionSafety : public ::testing::Test {
private:
absl::AllocInspector inspector_;
absl::ConstructorTracker inspector_;
};
testing::AssertionResult AnyIsEmpty(absl::any* a) {